jQuery. Передать значение в поле формы Битрикс24 - Joomla 3.x: Общие вопросы

<a data-groupcode="<?php echo $value->group_num; ?>" 
 onclick="jQuery('#form_footer textarea').val(jQuery(this).attr('data-groupcode'));" 
 href="#form-footer">
	 
    Записаться
			
</a>

 onclick="jQuery('#form_footer textarea').text(jQuery(this).attr('data-groupcode'));"

.text()

<script data-b24-form="inline/2/ххххх" data-skip-moving="true" type="text/javascript">
        (function(w,d,u){
                var s=d.createElement('script');s.async=true;s.src=u+'?'+(Date.now()/180000|0);
                var h=d.getElementsByTagName('script')[0];h.parentNode.insertBefore(s,h);
        })(window,document,'https://cdn-ru.bitrix24.ru/b18018656/crm/form/loader_2.js');
</script>

jQuery(function($){
	$('a[href="#form-footer"').on('click', function() {
		var groupcode = jQuery(this).attr('data-groupcode');
		console.log('groupcode_1 => ' + groupcode);
	});
		$(document).ajaxStop( function() {
jQuery('#form_footer textarea').val(groupcode);
console.log('groupcode_2 => ' + jQuery('#form_footer textarea').val());
});
});

jQuery(function($){
console.log('groupcode_0' + $('a[href="#form-footer"]').attr('data-groupcode'));
$('a[href="#form-footer"]').on('click', function() {
var groupcode = $(this).attr('data-groupcode');
console.log('groupcode_1 => ' + groupcode);
$(document).ajaxstop( function() {
jQuery('#form_footer textarea').val(groupcode);
console.log('groupcode_2 => ' + jQuery('#form_footer textarea').val());
});
});
});

console.log('groupcode_0' + jQuery('a[href="#form-footer"]').attr('data-groupcode'));

$('a[href="#form-footer"]').on('click', function() {

jQuery(function($){
console.log('groupcode_0' + $('a[href="#form-footer"]').attr('data-groupcode'));
$('a[href="#form-footer"]').on('click', function() {
var groupcode = $(this).attr('data-groupcode');
console.log('groupcode_1 => ' + groupcode);

jQuery('#form_footer textarea').val(groupcode);
console.log('groupcode_2 => ' + jQuery('#form_footer textarea').val());

});
});

jQuery('#form_footer textarea').val(groupcode);